Convolutional Sparse Representation and Local Density Peak Clustering for Medical Image Fusion.
Lifang WangChaoyu ShiSuzhen LinPinle QinYanli WangPublished in: Int. J. Pattern Recognit. Artif. Intell. (2020)
Keyphrases
- sparse representation
- sparse coding
- dictionary learning
- high dimensional data
- unsupervised learning
- face recognition
- clustering algorithm
- compressive sensing
- signal processing
- joint optimization
- image classification
- dimensionality reduction
- medical image fusion
- medical images
- image representation
- image patches
- negative matrix factorization
- data points
- natural images
- high frequency
- test images
- high dimensional
- multiscale
- sparse coefficients
- image processing